Image thumbnail 0
Image thumbnail 1
Image thumbnail 2
Image thumbnail 3
Image thumbnail 4
Image thumbnail 5
Image thumbnail 6
Image thumbnail 7


Greenlee GT-12A 50 to 1000 VAC Non-Contact Voltage Detector

Manufacturer: Greenlee | Catalog # GT-12A | North Coast Part # 940904

Log in or register to view your price, purchase history, and more!
16 available

For Delivery

Order by Wednesday 4:00pm PT for delivery Thursday
Not available for delivery*
Check your local branch
Adjustable Voltage Detector. Adjustable to safely detect power and low voltage. Safely detects AC voltage without touching the bare conductor. Adjustable for use on power wiring plus lighting, thermostats and other low voltage circuits. Use to detect voltage in outlets, lighting fixtures, wires and cables. Finds breaks in wires. Identifies hot and neutral conductors. Low battery indication. Accessories included: (1) 1.5V AAA battery. Lifetime Limited Warranty

Technical Information

Use to Detect AC Voltage in Outlets, Lighting Fixtures, Circuit Breakers and Cables or to Find a Break in a Wire
Power Supply
AAA Battery
C/US ETL Listed,CE Compliant
Non-Contact, Self Testing
50-1000 VAC

Manufacturer Information

Family Brand Name

General Product Info

Product UPC
  • Bright LEDs flash and audible alarm sounds if voltage is present
  • Patented automatic self-test verifies the integrity of the unit
  • Automatically turns off after five minutes of non-use to conserve battery life
  • Lifetime Warranty
  • (2) 1.5V AAA batteries included
  • Low battery indicator
  • Safe, non-contact voltage detection
  • Use to detect voltage in outlets, lighting fixtures, circuit breakers, wires, and cables or to find a break in a wire
  • Designed and assembled in USA
  • Silent-mode feature for use in quiet settings